Any weird iso9995-3 char. (ex : Greek_OMEGA) defined on the xkb keytable will
disable 8 bits support when entered

Multi click + extend doesn't work well:
On triple click & drag, current line is not "color inverted".
On multiclick & drag, first element isn't immediatly higlighted.

Chuck Blade <chuck@BBN.com> :

> I've had this cause trouble was when there was no network route to the
> X server and some other problems with X server authentication of the
> connection.  [ Neither of these things cause problems when the X
> connection goes through the unix domain socket /tmp/.X11-unix/X0. ]

